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Electra Battery Materials Corp

ELBM
Exchange
Nasdaq
Industry
Mining & Quarrying of Nonmetallic Minerals (No Fuels)
SEC CIK
0001907184

No open-market purchases or sales by Electra Battery Materials Corp insiders were filed in the last 90 days; 29 institutions reported holding it in 13F filings for Q2 2026, worth $9.86M in total; no superinvestor holds it.

Holders of 5% or more of ELBM

Holders whose latest Schedule 13D or 13G filing reports 5% or more of Electra Battery Materials Corp, largest stake first. The change is against the holder's previous filing.

Holders of 5% or more of ELBM
HolderLatest formStakeChangeFirst filedLatest filingFiling
Whitebox Advisors LLC13G/A9.90%10.8M shares0.00 ppfrom 9.90%Feb 14, 202311 filingsAug 14, 2026SEC
Highbridge Capital Management LLC13G9.90%9.29M shares0.00 ppfrom 9.90%Jul 24, 20254 filingsOct 24, 2025SEC
O'Connor Alternative Investments LLC13G9.90%9.28M sharesNewApr 29, 20261 filingApr 29, 2026SEC

Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.

13D and 13G filings

25 Schedule 13D and 13G filings on Electra Battery Materials Corp, newest first, including old-format filings without a stake.

Schedule 13D and 13G filings on ELBM
Filed (ET)FilerFormStakeChangeEvent dateFiling
Aug 14, 20264:10 PM ETWhitebox Advisors LLCand 1 other13G/A9.90%10.8M shares0.00 ppfrom 9.90%Jun 30, 2026SEC
May 15, 20264:26 PM ETWhitebox Advisors LLCand 1 other13G/A9.90%10.5M shares0.00 ppfrom 9.90%Mar 31, 2026SEC
Apr 29, 20263:01 PM ETO'Connor Alternative Investments LLC13G9.90%9.28M sharesNewMar 31, 2026SEC
Apr 29, 20262:17 PM ETUBS Oconnor LLC13G/A0.00%0 shares−9.90 ppfrom 9.90%Below 5%Mar 31, 2026SEC
Oct 24, 20253:32 PM ETUBS Oconnor LLC13G9.90%9.28M shares0.00 ppfrom 9.90%Oct 22, 2025SEC
Oct 24, 20253:15 PM ETUBS Oconnor LLC13D/A9.90%9.28M shares+5.00 ppfrom 4.90%Oct 22, 2025SEC
Oct 24, 202510:36 AM ETWhitebox Advisors LLCand 1 other13G9.90%9.27M shares0.00 ppfrom 9.90%Oct 22, 2025SEC
Oct 24, 202510:35 AM ETWhitebox Advisors LLCand 1 other13D/A9.90%9.27M shares0.00 ppfrom 9.90%Oct 22, 2025SEC
Oct 24, 20259:52 AM ETHighbridge Capital Management LLC13G9.90%9.29M shares0.00 ppfrom 9.90%Oct 22, 2025SEC
Sep 18, 20254:15 PM ETHighbridge Capital Management LLC13D/A9.90%3.59M shares0.00 ppfrom 9.90%Sep 17, 2025SEC
Sep 18, 20254:13 PM ETWhitebox Advisors LLCand 1 other13D/A9.90%1.94M shares0.00 ppfrom 9.90%Sep 17, 2025SEC
Sep 18, 20254:00 PM ETUBS Oconnor LLC13D/A4.90%918.2K shares0.00 ppfrom 4.90%Below 5%Sep 17, 2025SEC
Aug 25, 20258:32 AM ETUBS Oconnor LLC13D/A4.90%918.2K shares0.00 ppfrom 4.90%Below 5%Aug 21, 2025SEC
Aug 25, 20258:11 AM ETHighbridge Capital Management LLC13D/A9.90%3.59M shares0.00 ppfrom 9.90%Aug 21, 2025SEC
Aug 25, 20257:30 AM ETWhitebox Advisors LLCand 1 other13D/A9.90%1.94M shares0.00 ppfrom 9.90%Aug 21, 2025SEC
Jul 25, 20259:11 AM ETUBS Oconnor LLC13D4.90%918.2K sharesNewBelow 5%Jul 21, 2025SEC
Jul 24, 20258:50 PM ETWhitebox Advisors LLCand 1 other13D9.90%1.94M shares0.00 ppfrom 9.90%Jul 21, 2025SEC
Jul 24, 20258:01 PM ETHighbridge Capital Management LLC13D9.90%3.59M sharesNewJul 21, 2025SEC
Feb 14, 20254:47 PM ETWhitebox Advisors LLCand 1 other13G/A9.90%1.58M shares–Dec 31, 2024SEC
Nov 13, 2024NewGen Asset Management Ltd13G/AOld format–––SEC
Oct 25, 2024Whitebox Advisors LLC13G/AOld format–––SEC
Feb 14, 2024Whitebox Advisors LLC13G/AOld format–––SEC
Feb 13, 2024NewGen Asset Management Ltd13G/AOld format–––SEC
Dec 19, 2023NewGen Asset Management Ltd13GOld format–New–SEC
Feb 14, 2023Whitebox Advisors LLC13GOld format–New–SEC

Form 144: proposed insider sales

Notices from officers, directors and other affiliates planning to sell Electra Battery Materials Corp shares.

No Form 144 notices for Electra Battery Materials Corp are on file.